Physics If the length of a simple pendulum is halved then its period of oscillation is Decreased by a factor 2 Increased by a factor 2 Halved Doubled Decreased by a factor 2 Increased by a factor 2 Halved Doubled ANSWER DOWNLOAD EXAMIANS APP
Physics Which planet has the lowest density? Jupiter Earth Neptune Saturn Jupiter Earth Neptune Saturn ANSWER DOWNLOAD EXAMIANS APP
Physics The plastic material commonly used for making gear wheels is Bakelit Polyesters Polystyrene Nylons Bakelit Polyesters Polystyrene Nylons ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Diffraction Interference Reflection Polarization Diffraction Interference Reflection Polarization ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer above the surface of Earth provides a shield against X-rays Gamma rays Ultra-violet rays Infra-red rays X-rays Gamma rays Ultra-violet rays Infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: Irregularities on both the surfaces are removed Air gap is created between the two surfaces A layer of lubricant is kept between the two surfaces The two surfaces are pressed harder Irregularities on both the surfaces are removed Air gap is created between the two surfaces A layer of lubricant is kept between the two surfaces The two surfaces are pressed harder ANSWER DOWNLOAD EXAMIANS APP
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